Pulmonary diagnostic instrument unit



FIG. 1 is a front perspective view of a pulmonary diagnostic instrument unit showing our new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a side elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a front elevation with the top mounted pulmonary diagnostic instrument removed for clarity of illustration;

FIG. 6 is a perspective view of the top mounted pulmonary diagnostic instrument shown separately for clarity of illustration;

FIG. 7 is a front elevation thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a right side elevation thereof;

FIG. 10 is a rear elevation thereof;

FIG. 11 is a front perspective of a modified embodiment of the pulmonary diagnostic instrument illustrated in FIG. 6;

FIG. 12 is a front elevation thereof;

FIG. 13 is a left side elevation thereof; and

FIG. 14 is a rear elevation thereof. 

The ornamental design for a pulmonary diagnostic instrument unit, as shown and described. 